一般过去式的变化规则

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一般过去式的变化规则

1、一般在动词末尾加-ed

workworked



playplayed



wantwanted askaske d

2、结尾是ed

livelived tastetasted

3以重读闭音节结尾,末尾只有一个辅音字母,双写这个辅音字母,再加-ed 4以“辅音字母+y”结尾的,yi -ed

5、以“元音字母+y”结尾的,加-ed 6、以“ic”结尾的,加k 再加-ed 7、不规则动词过去式

stopstoppedstop-stoppedship- shippedoccur-occurred studystudies



trytried





movemoved



copycopied carrycarried destroy- destroyed

picnic-picnickedpanic-panicked teach-taught





bring-brought



think-thought

fall-fell hurt-hurt break-broke win-won

lose-lost; swim-swam





动词现在分词的变化规则

1、在动词后直接加-ing

2、以-e结尾的动词去e再加-ing

3以重读闭音节结尾,末尾只有一个辅音字母,双写这个辅音字母,再加-ing 1、以-ee-oe结尾的动词直接加-ing

seeseeingfreefreeing



agreeagreeingfleefleeing



study---studying

live---livingwrite---writing begin---beginning

tiptoetiptoeing(踮起脚)


2、以-ie结尾的动词,变-ie-y再加-ing lie lyingtietyingdiedying 3、以-ic结尾的动词先加-k再加-ing

picnicpicnicking(去野餐) panicpanicking(使恐慌)




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